Lamp fixture



FIG. 1 is a front or rear view of a lamp fixture of my new design;

FIG. 2 is a top view of the lamp fixture shown in FIG. 1 of the drawings;

FIG. 3 is a side perspective view of the lamp fixture shown in FIG. 1 of the drawings; and,

FIG. 4 is a bottom view of the lamp fixture shown in FIG. 1 of the drawings. 

CLAIM The ornamental design for a lamp fixture, as shown and described. 